§ 13F · FUND PROFILE
SUMMIT PARTNERS L P.
Institutional filer · behavioral pattern: Other. Summary pending.
AUM · $924M (13F)Positions · 8Turnover · — · Q1Filed · May 8, 2026
CONCENTRATION
—
Top 10 holdings
NEW BUYS
0
No new positions
EXITS
0
No exits
SECTOR SHIFT
—
No prior quarter data
3YR HIT RATE
—
Top-5 overlap
§ 01 · TOP HOLDINGS
The book · Q1 2026
FILED MAY 8, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q1 |
|---|---|---|---|---|---|---|
| 1 | KVYO | KLAVIYO INC | 18.85M | $367M | 54.7% | ±0% |
| 2 | LFST | LIFESTANCE HEALTH GROUP INC | 29.21M | $186M | 27.8% | −13% |
| 3 | AKA | A K A BRANDS HLDG CORP | 6.05M | $62M | 9.3% | ±0% |
| 4 | AVAH | AVEANNA HEALTHCARE HLDGS INC | 5.45M | $35M | 5.2% | −28% |
| 5 | MTSI | MACOM TECH SOLUTIONS HLDGS I | 49K | $11M | 1.6% | +3% |
| 6 | ATEN | A10 NETWORKS INC | 200K | $5M | 0.7% | +7% |
| 7 | SBDS | SOLO BRANDS INC | 1.10M | $4M | 0.6% | ±0% |
§ 02 · SECTOR ALLOCATION
Where the money is
Sector data pending
§ 03 · THE SUMMIT SIGNAL
AC read
SUMMIT PARTNERS L P is a Other fund managing $924 million in assets. The fund runs a focused portfolio of just 8 positions.
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
2 FILINGS
Q1 2026
Steady book
+0 buys · −0 exits · 0 changed
Q4 2025
Steady book
+0 buys · −0 exits · 0 changed
Q3 2025
Steady book
+0 buys · −0 exits · 0 changed
Q2 2025
Steady book
+0 buys · −0 exits · 0 changed